Halcyra NS-9581 Plus 2-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS9581-PLUS · Released 2026 · Updated 2026-10-24
Key facts
| Benchmark index | 3,492 (NAS Systems scale) |
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| Category rank | #10,655 |
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| Street price | $569 |
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| Power | 29 W |
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| Performance per dollar | 6.14 |
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| Released | 2026 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-9581 Plus |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 56 TB |
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| Processor | 4-core ARM, 1.7 GHz |
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| Memory | 4 GB DDR4 |
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| Network | 2× 2.5GbE |
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| M.2 NVMe slots | 2× (cache or storage pool) |
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| PCIe expansion | None |
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| RAID | RAID 0/1, JBOD |
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| File system | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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|---|
| Kestrix NS-5030 Core 5-Bay NAS (2.5GbE, M.2 Cache) | 4,420 | $839 | Compare |
| Kestrix NS-4848 Max 2-Bay NAS (2.5GbE) | 2,625 | $349 | Compare |
| Kestrix NS-3518 Ultra 6-Bay NAS (1GbE, M.2 Cache) | 5,569 | $1,529 | Compare |
| Halcyra NS-5597 Prime 8-Bay NAS (10GbE, M.2 Cache) | 6,910 | $2,179 | Compare |
| Halcyra NS-7434 Core 8-Bay NAS (2.5GbE, M.2 Cache) | 5,543 | $1,659 | Compare |
| Halcyra NS-8829 Core 4-Bay NAS (1GbE) | 2,897 | $479 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-9581 Plus 2-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/5083652 (accessed 2026-10-24).